Contents | Raypak 992B-1262B specs

CONTENTS

WARNINGS	4	Venting Installation Tips	28
BEFORE INSTALLATION	5	Venting Configurations	28
Product Receipt	5	Outdoor Installation	33
Model Identification	5	Controls	33
Ratings and Certifications	5	Heater Sequence of Operation	34
Installations at Elevation	5	87%-Efficiency Boilers –
Component Locations	6	Special Instructions	45
General Information	7	Wiring Diagrams	50
GENERAL SAFETY	8	START-UP	52
Time/Temperature Relationships in		Pre Start-up	52
Scalds	8	Start-Up	53
INSTALLATION	9	OPERATION	56
Installation Codes	9	Lighting Instructions	56
Equipment Base	9	To Turn Off Gas To Appliance	56
Stacking	9	TROUBLESHOOTING	57
Clearances	11	MAINTENANCE	58
Combustion and Ventilation Air	12	Suggested Minimum
Conventional Combustion Air Supply	13	Maintenance Schedule	58
Water Piping	14	Preventative Maintenance Schedule	58
Hydronic Heating	16	APPENDIX	60
Gas Supply	20	Inside Air Contamination	60
Electrical Power Connections	22	WARRANTIES	61
Field Wiring Connection	23	Type H and WH	61
Venting	25	Type P	62
Changing the Flue Outlet	27

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Raypak 992B-1262B manual Contents

Contents

Installation & Operating Instructions Page Contents Pay Attention to These Terms Model Identification Before InstallationInstallations at Elevation Product Receipt Component Locations Back Component Locations Model Burners per Valve Stages Fire at Stage General InformationModel Quantity Vent Size Gas Burners Blowers Valves General Safety Time/Temperature Relationships in ScaldsWater Time to Produce Serious Temp Burn Stacking InstallationInstallation Codes Equipment Base Table D Vent/Air Inlet Termination Clearances Indoor Installations Outdoor InstallationsClearances Direct Vent Combustion and Ventilation AirIndoor Units Reversing Air Filter All Air from Inside the Building InstallationsConventional Combustion Air Supply TruSeal Combustion Air Reversing Water Connections Canadian InstallationsWater Piping General Cold Water Operation Relief Valve Piping Hydrostatic Test Temperature & Pressure Gauge Hydronic HeatingPump Selection Three-Way Valves Pressure Drop in Feet of Head Feedwater RegulatorPiping Air-Separation/Expansion Tank Pool Heating Potable Water and Space Heating Winterizing Your Heater Automatic Chlorinators and Chemical Feeders Total Dissolved Solids Gas SupplyPool/Spa Water Chemistry Water Hardness PH of Water Table I Maximum Equivalent Pipe Length Gas Supply ConnectionReversing Gas Supply Connection Model Field-Connected Controllers Electrical Power ConnectionsCheck the Power Source Gas Supply Pressure Making the Electrical Connections Field Wiring Connection On-Off Wiring Connections Appliance Categories VentingFlue Exhaust Tee Model Diameter Order Number Certified Combustion Air Support of Vent StackVent Terminal Location Combustion Exhaust Installations Canadian InstallationsChanging the Flue Outlet Natural Draft Vertical Venting Category Venting Installation TipsVenting Configurations Installation Height TerminationCommon Venting System Certified Vertical Venting Combustion Air Air Inlet Model Horizontal Through-the-Wall Venting Category Horizontal Through-the-Wall Venting Category Equivalent Material Vent Length Intake Pipe Direct Vent Horizontal Through- the-WallModel Certified Maximum Combustion Air Inlet Venting Direct Vent Vertical Direct Vent Vertical Outdoor Installation ControlsFreeze Protection Models 992B-1262B Heater Sequence of Operation External Lights Color Indication Models 1532B 1802B Page Page Models 2002B 2342B Page Page Operating Control High Limit Manual ResetFlow Switch Ignition Module Low Water Cut-Off Optional High and Low Gas Pressure Switches UDB Fault History UDB Diagnostic Board 87%-Efficiency Boilers Special Instructions Water PipingVenting Appliance Categories Vertical Venting Category Vent Terminal LocationCondensate Management Certified Maximum Combustion Air Air Inlet Model Venting EquivalentMax. Length Material Vent Length Direct Vent Horizontal Through- the-Wall 992BE 75’ 100’ 1262BE Galvanized Steel 1532BE Category 25’ Wiring Diagram Models 992B-1262B Wiring Diagram Models 1532B-2342B Pre Start-up START-UP Blower Adjustment Main Burner AdjustmentStart-Up Pilot Turn-Down Test Safety InspectionLeak Test Procedure Dual-Seat Gas Valves Follow-Up Leak Test Post Start-Up Check Operation Lighting InstructionsTo Turn Off Gas To Appliance Step Troubleshooting Maintenance Suggested Minimum Maintenance SchedulePreventive Maintenance Schedule As Required WeeklySemi-Annually Annually Inside Air Contamination Appendix Limited Parts Warranty HI Delta Types H and WH Limited Parts Warranty HI Delta Type P START-UP Checklist for FAN-ASSISTED Raypak Products Page